An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
NSN 6610-01-387-5630
NSN 5910-00-269-3919
NSN 5999-01-529-9689
NSN 5996-00-804-2698
NSN 6620-00-316-2167
NSN 5975-01-106-3595
NSN 5930-00-081-9804
NSN 5925-01-213-8801
NSN 6240-01-633-9357
NSN 5996-00-936-4415
NSN 6645-01-463-4314
NSN 4140-01-134-5047